Guardian 4389 Repair Manual page 24

SECTION 1.6
OPERATING INSTRUCTIONS
6. Let the engine warm up and stabilize for a minute or two
at no-load.
7. Set the generator main line circuit breaker to its "On" or
"Closed" position. The generator now powers the electri-
cal loads.
MANUAL SHUTDOWN AND RETRANSFER
BACK TO "UTILITY"
To shut the generator down and retransfer electrical
loads back to the UTILITY position, proceed as fol-
lows:
1. Set the generator main line circuit breaker to its OFF or
"Open" position.
2. Let the generator run at no-load for a few minutes, to cool.
Page 22
PART 1
3. Set the generator AUTO-OFF-MANUAL switch to OFF.
Wait for the engine to come to a complete stop.
4. Turn off the utility power supply to the transfer switch
using whatever means provided (such as a utility source
main line circuit breaker)
5. Manually actuate the prepackaged transfer switch to its
UTILITY source side, i.e., load connected to the utility
source.
6. Turn on the utility power supply to the transfer switch,
using whatever means provided.
7. Set the generator AUTO-OFF-MANUAL switch to AUTO.
GENERAL INFORMATION